Journal of Water Supply: Research and Technology - Aqua

Volume 53 Number 8
December 2004

Contents

519

Evaluation of two-stage filtration systems in drinking water treatment

Paulo Tadeu R. de Gusmão and Luiz Di Bernardo

531

Bubble size distribution in dissolved air flotation tanks

D. M. Leppinen and S. B. Dalziel

545

The effect of alum dose on the consolidation behaviour of coagulated clay dispersions

David R. Dixon, Robert J. Eldridge, N. P. Le and Peter J. Scales

553

Disinfection effectiveness of ultraviolet (UV) light for heterotrophic bacteria leaving biologically active filters

Alexander A. Mofidi and Karl G. Linden

567

Water disinfection using electrolytically generated silver, copper and gold ions

R. A. Khaydarov, R. R. Khaydarov, R. L. Olsen and S. E. Rogers

573

Evaluation of water supply system infested with chironomus larvae

P. Nema, K. V. George, M. G. Karemore and J. P. Kotangale